| 12345678910111213141516171819202122232425262728 | FROM ubuntu:22.04ARG DEBIAN_FRONTEND=noninteractiveRUN apt-get update -yqq && apt-get install -yqq software-properties-common > /dev/nullRUN LC_ALL=C.UTF-8 add-apt-repository ppa:ondrej/php > /dev/null && \    apt-get update -yqq > /dev/null && apt-get upgrade -yqq > /dev/nullRUN apt-get install -yqq nginx git unzip \    php8.3 php8.3-common php8.3-cli php8.3-fpm php8.3-mysql php8.3-xml php8.3-curl > /dev/nullCOPY --from=composer:latest /usr/bin/composer /usr/local/bin/composerCOPY deploy/conf/* /etc/php/8.3/fpm/ADD ./ /leafWORKDIR /leafRUN if [ $(nproc) = 2 ]; then sed -i "s|pm.max_children = 1024|pm.max_children = 512|g" /etc/php/8.3/fpm/php-fpm.conf ; fi;RUN composer install --optimize-autoloader --classmap-authoritative --no-dev --quietRUN chmod -R 777 /leafEXPOSE 8080CMD service php8.3-fpm start && \    nginx -c /leaf/deploy/nginx.conf
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